Home / 35,230.30-52,812.36-11,840.38

Finding the Fourth Proportional to 35,230.30, 52,812.36 and 11,840.38

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Solution

The fourth proportional to 35,230.30, 52,812.36 and 11,840.38 is: 17,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.30 : 52,812.36 = 11,840.38 : x
  2. Step 2: Convert to fraction form
    35,230.30/52,812.36 = 11,840.38/x
  3. Step 3: Cross multiply
    35,230.30x = 52,812.36 × 11,840.38
  4. Step 4: Simplify right side
    35,230.30x = 625,318,411.10
  5. Step 5: Solve for x
    x = 625,318,411.10/35,230.30
  6. Step 6: Final answer
    x = 17,749.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.